科内讲座-疱疹后疼痛.ppt

文档介绍：带状疱疹后神经痛postherpetic neuralgia
1
2
varicella zoster virus (VZV)
3
Primary VZV infection, which usually occurs in children, results in chickenpox (varicella), after which the virus es latent in ganglionic neurons along the entire neuraxis. Years later, as cell-mediated immunity to VZV declines with age or from immunosuppression (such as an-transplant recipients or patients with cancer or AIDS), VZV can reactivate to cause zoster (shingles). Zoster is often followed by chronic pain
4
5
6
7
8
9
10